diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6e0efb4b..b831e739 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,8 +4,10 @@
 
 # Changelog
 All notable changes to this project will be documented here.
-## Version [0.9.***]
-[BugFixed] Failure to receive history in specipic situtions
+
+
+## Version [0.9.9.0]
+[BugFixed] Failure to receive history in specific situations
 
 
 ## Version [0.9.8.2]
@@ -17,11 +19,11 @@ All notable changes to this project will be documented here.
 [Added] ```deleteTag``` method
 [Added] ```onTagDeleted``` callback
 [Added] ```addTagParticipant``` method
-[Added] ```OnTagParticipantAdded``` callback
+[Added] ```onTagParticipantAdded``` callback
 [Added] ```removeTagParticipant``` method
-[Added] ```OnTagParticipantRemoved``` callback
+[Added] ```onTagParticipantRemoved``` callback
 [Added] ```getTagList``` method
-[Added] ```OnTagList``` callback
+[Added] ```onTagList``` callback
 
 
 ## Version [0.9.8.1] -2021-4-28
diff --git a/podchat/build.gradle b/podchat/build.gradle
index 1f6ad669..9f1406a7 100644
--- a/podchat/build.gradle
+++ b/podchat/build.gradle
@@ -5,7 +5,7 @@ apply plugin: 'com.kezong.fat-aar'
 apply plugin: 'com.google.gms.google-services'
 
 ext {
-    libraryVersion = '0.9.8.1'
+    libraryVersion = '0.9.9.0'
 }
 android {
 
@@ -13,7 +13,7 @@ android {
     defaultConfig {
         minSdkVersion 17
         targetSdkVersion 29
-        versionCode 166
+        versionCode 167
         versionName libraryVersion
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"